World's Best Scientists 2026 revealed!
Alexander Hartmaier

Alexander Hartmaier

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 45 1562 1447 51 48 225 6569

Alexander Hartmaier publications per year

The chart shows the history of publications by Alexander Hartmaier between 1997 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alexander Hartmaier published across 29 years, from 1997 to 2025, averaging 8.2 papers a year. Output peaked at 24 publications in 2020. 23 of the 237 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1997 to 2025. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2020. 1997: 3 publications 1998: 2 publications 1999: 2 publications 2000: 1 publication 2001: 0 publications 2002: 2 publications 2003: 6 publications 2004: 7 publications 2005: 4 publications 2006: 3 publications 2007: 2 publications 2008: 4 publications 2009: 3 publications 2010: 11 publications 2011: 8 publications 2012: 15 publications 2013: 7 publications 2014: 15 publications 2015: 13 publications 2016: 11 publications 2017: 9 publications 2018: 11 publications 2019: 21 publications 2020: 24 publications 2021: 12 publications 2022: 11 publications 2023: 7 publications 2024: 18 publications 2025: 5 publications
1997 2025

237 publications in total across all disciplines

View publications per year as a table
Alexander Hartmaier: publications per year, 1997 to 2025
Year Publications
1997 3
1998 2
1999 2
2000 1
2001 0
2002 2
2003 6
2004 7
2005 4
2006 3
2007 2
2008 4
2009 3
2010 11
2011 8
2012 15
2013 7
2014 15
2015 13
2016 11
2017 9
2018 11
2019 21
2020 24
2021 12
2022 11
2023 7
2024 18
2025 5
Total 237
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Alexander Hartmaier publication distribution in Mechanical and Aerospace Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where Alexander Hartmaier sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 63 bars. Horizontal axis: publications, 47–56 to 659+. Vertical axis: number of scientists, 0 to 155. Most scientists, 155, have 147–156 publications. The last bar groups every scientist with 659 publications or more. The highlighted bar, 217–226 publications, is where this scientist sits. 47–56 publications: 10 scientists 57–66 publications: 23 scientists 67–76 publications: 32 scientists 77–86 publications: 62 scientists 87–96 publications: 67 scientists 97–106 publications: 91 scientists 107–116 publications: 113 scientists 117–126 publications: 115 scientists 127–136 publications: 130 scientists 137–146 publications: 140 scientists 147–156 publications: 155 scientists 157–166 publications: 132 scientists 167–176 publications: 133 scientists 177–186 publications: 130 scientists 187–196 publications: 140 scientists 197–206 publications: 115 scientists 207–216 publications: 125 scientists 217–226 publications: 117 scientists 227–236 publications: 99 scientists 237–246 publications: 92 scientists 247–256 publications: 100 scientists 257–266 publications: 95 scientists 267–276 publications: 88 scientists 277–286 publications: 77 scientists 287–296 publications: 74 scientists 297–306 publications: 74 scientists 307–316 publications: 62 scientists 317–326 publications: 70 scientists 327–336 publications: 59 scientists 337–346 publications: 58 scientists 347–356 publications: 45 scientists 357–366 publications: 44 scientists 367–376 publications: 36 scientists 377–386 publications: 41 scientists 387–396 publications: 32 scientists 397–406 publications: 23 scientists 407–416 publications: 28 scientists 417–426 publications: 27 scientists 427–436 publications: 25 scientists 437–446 publications: 23 scientists 447–456 publications: 23 scientists 457–466 publications: 20 scientists 467–476 publications: 12 scientists 477–486 publications: 24 scientists 487–496 publications: 18 scientists 497–506 publications: 12 scientists 507–516 publications: 13 scientists 517–526 publications: 21 scientists 527–536 publications: 12 scientists 537–546 publications: 8 scientists 547–556 publications: 16 scientists 557–566 publications: 3 scientists 567–576 publications: 11 scientists 577–586 publications: 6 scientists 587–596 publications: 5 scientists 597–606 publications: 6 scientists 607–616 publications: 7 scientists 617–626 publications: 7 scientists 627–636 publications: 10 scientists 637–646 publications: 4 scientists 647–656 publications: 3 scientists 657–658 publications: 2 scientists 659+ publications: 100 scientists
47–56 publications 659+

This scientist: 225 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 659 publications or more.

View publications distribution as a table
Number of Mechanical and Aerospace Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
Publications Scientists This scientist
47–56 10
57–66 23
67–76 32
77–86 62
87–96 67
97–106 91
107–116 113
117–126 115
127–136 130
137–146 140
147–156 155
157–166 132
167–176 133
177–186 130
187–196 140
197–206 115
207–216 125
217–226 117 225
227–236 99
237–246 92
247–256 100
257–266 95
267–276 88
277–286 77
287–296 74
297–306 74
307–316 62
317–326 70
327–336 59
337–346 58
347–356 45
357–366 44
367–376 36
377–386 41
387–396 32
397–406 23
407–416 28
417–426 27
427–436 25
437–446 23
447–456 23
457–466 20
467–476 12
477–486 24
487–496 18
497–506 12
507–516 13
517–526 21
527–536 12
537–546 8
547–556 16
557–566 3
567–576 11
577–586 6
587–596 5
597–606 6
607–616 7
617–626 7
627–636 10
637–646 4
647–656 3
657–658 2
659+ 100
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Alexander Hartmaier D-index placement in Mechanical and Aerospace Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Mechanical and Aerospace Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Alexander Hartmaier sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 64 bars. Horizontal axis: D-Index, 30 to 93+. Vertical axis: number of scientists, 0 to 189. Most scientists, 189, have 34 D-Index. The last bar groups every scientist with 93 D-Index or more. The highlighted bar, 45 D-Index, is where this scientist sits. 30 D-Index: 83 scientists 31 D-Index: 113 scientists 32 D-Index: 144 scientists 33 D-Index: 153 scientists 34 D-Index: 189 scientists 35 D-Index: 158 scientists 36 D-Index: 139 scientists 37 D-Index: 127 scientists 38 D-Index: 130 scientists 39 D-Index: 126 scientists 40 D-Index: 104 scientists 41 D-Index: 100 scientists 42 D-Index: 107 scientists 43 D-Index: 101 scientists 44 D-Index: 103 scientists 45 D-Index: 79 scientists 46 D-Index: 88 scientists 47 D-Index: 70 scientists 48 D-Index: 83 scientists 49 D-Index: 44 scientists 50 D-Index: 64 scientists 51 D-Index: 56 scientists 52 D-Index: 50 scientists 53 D-Index: 48 scientists 54 D-Index: 58 scientists 55 D-Index: 52 scientists 56 D-Index: 48 scientists 57 D-Index: 42 scientists 58 D-Index: 34 scientists 59 D-Index: 42 scientists 60 D-Index: 37 scientists 61 D-Index: 42 scientists 62 D-Index: 44 scientists 63 D-Index: 22 scientists 64 D-Index: 33 scientists 65 D-Index: 29 scientists 66 D-Index: 23 scientists 67 D-Index: 29 scientists 68 D-Index: 24 scientists 69 D-Index: 19 scientists 70 D-Index: 34 scientists 71 D-Index: 26 scientists 72 D-Index: 19 scientists 73 D-Index: 18 scientists 74 D-Index: 19 scientists 75 D-Index: 14 scientists 76 D-Index: 19 scientists 77 D-Index: 8 scientists 78 D-Index: 18 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 17 scientists 82 D-Index: 11 scientists 83 D-Index: 16 scientists 84 D-Index: 7 scientists 85 D-Index: 9 scientists 86 D-Index: 8 scientists 87 D-Index: 6 scientists 88 D-Index: 6 scientists 89 D-Index: 7 scientists 90 D-Index: 10 scientists 91 D-Index: 4 scientists 92 D-Index: 4 scientists 93+ D-Index: 100 scientists
30 D-Index 93+

This scientist: 45 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 93 D-Index or more.

View D-Index distribution as a table
Number of Mechanical and Aerospace Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
D-Index Scientists This scientist
30 83
31 113
32 144
33 153
34 189
35 158
36 139
37 127
38 130
39 126
40 104
41 100
42 107
43 101
44 103
45 79 45
46 88
47 70
48 83
49 44
50 64
51 56
52 50
53 48
54 58
55 52
56 48
57 42
58 34
59 42
60 37
61 42
62 44
63 22
64 33
65 29
66 23
67 29
68 24
69 19
70 34
71 26
72 19
73 18
74 19
75 14
76 19
77 8
78 18
79 16
80 12
81 17
82 11
83 16
84 7
85 9
86 8
87 6
88 6
89 7
90 10
91 4
92 4
93+ 100
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Overview

Alexander Hartmaier is affiliated with Ruhr University Bochum in Germany, focusing primarily on the fields of Engineering and Materials Science. Their research encompasses several key subfields including Mechanical Engineering, Materials Chemistry, Mechanics of Materials, Biomedical Engineering, and Automotive Engineering.

The scientist's recent publications cover topics related to materials and manufacturing techniques, with contributions appearing in various scholarly journals. Notable recent papers include:

  • "Atomistic investigation of machinability of monocrystalline 3C-SiC in elliptical vibration-assisted diamond cutting" (2020, Ceramics International)
  • "Numerical simulation of materials-oriented ultra-precision diamond cutting: review and outlook" (2023, International Journal of Extreme Manufacturing)
  • "Amorphization-governed elasto-plastic deformation under nanoindentation in cubic (3C) silicon carbide" (2020, Ceramics International)
  • "Cutting path-dependent machinability of SiCp/Al composite under multi-step ultra-precision diamond cutting" (2020, Chinese Journal of Aeronautics)
  • "Elucidating the dual role of grain boundaries as dislocation sources and obstacles and its impact on toughness and brittle-to-ductile transition" (2020, Scientific Reports)

Their body of work reflects specific interests in several topic areas, including:

  • Microstructure and mechanical properties
  • Metallurgy and Material Forming
  • Metal and Thin Film Mechanics
  • Advanced Surface Polishing Techniques
  • Metal Forming Simulation Techniques
  • Additive Manufacturing Materials and Processes
  • Diamond and Carbon-based Materials Research

Alexander Hartmaier frequently collaborates with other researchers. Among the most frequent co-authors are Napat Vajragupta, Junjie Zhang, Abhishek Biswas, Ronak Shoghi, and Liang Zhao.

Their research is often published in venues that include:

  • Materials
  • Modelling and Simulation in Materials Science and Engineering
  • SSRN Electronic Journal
  • Advanced Engineering Materials
  • Preprints.org

This scientist's work sits at the intersection of experimental and simulation-driven research in materials and mechanical engineering, with a particular focus on machining processes and material behavior under various mechanical interventions.

Best Publications

  • Controlling Factors for the Brittle-to-Ductile Transition in Tungsten Single Crystals

    Peter Gumbsch;Joachim Riedle;Alexander Hartmaier;Hellmut F. Fischmeister

  • Atomistic processes of dislocation generation and plastic deformation during nanoindentation

    C. Begau;A. Hartmaier;Easo P George;Easo P George;George M Pharr;George M Pharr

  • Topic Review: Application of Raman Spectroscopy Characterization in Micro/Nano-Machining

    Zongwei Xu;Zhongdu He;Ying Song;Xiu Fu

  • Influence of crystal anisotropy on elastic deformation and onset of plasticity in nanoindentation -- a simulational study

    Gerolf Ziegenhain;Herbert M. Urbassek;Alexander Hartmaier

  • A micromechanical damage simulation of dual phase steels using XFEM

    N. Vajragupta;N. Vajragupta;V. Uthaisangsuk;B. Schmaling;S. Münstermann

  • Pair vs many-body potentials: Influence on elastic and plastic behavior in nanoindentation of fcc metals

    Gerolf Ziegenhain;Alexander Hartmaier;Herbert M. Urbassek

  • Influence of dislocation density on the pop-in behavior and indentation size effect in CaF2 single crystals: Experiments and molecular dynamics simulations

    M.A. Lodes;A. Hartmaier;M. Göken;K. Durst

  • Atomistically informed crystal plasticity model for body-centered cubic iron

    Aenne Koester;Anxin Ma;Alexander Hartmaier

  • Atomic plasticity: description and analysis of a one-billion atom simulation of ductile materials failure

    Markus J. Buehler;Alexander Hartmaier;Huajian Gao;Mark Duchaineau

  • Hydrogen embrittlement of a carbon segregated Σ5(310)[001] symmetrical tilt grain boundary in α-Fe

    A.M. Tahir;R. Janisch;A. Hartmaier

  • On the crystallographic anisotropy of nanoindentation in pseudoelastic NiTi

    Janine Pfetzing-Micklich;Christoph Somsen;Antonin Dlouhy;Christoph Begau

  • Influence of misfit stresses on dislocation glide in single crystal superalloys: A three-dimensional discrete dislocation dynamics study

    Siwen Gao;Marc Fivel;Anxin Ma;Alexander Hartmaier

  • A novel approach to study dislocation density tensors and lattice rotation patterns in atomistic simulations

    C. Begau;J. Hua;A. Hartmaier

  • Numerical simulation of materials-oriented ultra-precision diamond cutting: review and outlook

    Unknown

  • Atomistic investigation of machinability of monocrystalline 3C–SiC in elliptical vibration-assisted diamond cutting

    Liang Zhao;Junjie Zhang;Jianguo Zhang;Alexander Hartmaier;Alexander Hartmaier

  • How dislocation substructures evolve during long-term creep of a 12% Cr tempered martensitic ferritic steel

    J. Pešička;A. Aghajani;Ch. Somsen;A. Hartmaier

  • A study of deformation and phase transformation coupling for TRIP-assisted steels

    Anxin Ma;Alexander Hartmaier

  • Ab initio tensile tests of Al bulk crystals and grain boundaries: Universality of mechanical behavior

    Rebecca Janisch;Naveed Ahmed;Alexander Hartmaier

  • Mechanisms of grain boundary softening and strain-rate sensitivity in deformation of ultrafine-grained metals at high temperatures

    Naveed Ahmed;Alexander Hartmaier

  • Transition of effective hydraulic properties from low to high Reynolds number flow in porous media

    R. Sivanesapillai;H. Steeb;A. Hartmaier

  • Ab initio calculation of traction separation laws for a grain boundary in molybdenum with segregated C impurites

    A M Tahir;R Janisch;A Hartmaier

Frequent Co-Authors

Huajian Gao
Huajian Gao Tsinghua University
Peter Gumbsch
Peter Gumbsch Karlsruhe Institute of Technology
Fengzhou Fang
Fengzhou Fang University College Dublin
Wolfgang Bleck
Wolfgang Bleck RWTH Aachen University
Ingo Steinbach
Ingo Steinbach Ruhr University Bochum
Gunther Eggeler
Gunther Eggeler Ruhr University Bochum
Herbert M. Urbassek
Herbert M. Urbassek Technical University of Kaiserslautern
Dierk Raabe
Dierk Raabe Max Planck Institute for Iron Research
Xichun Luo
Xichun Luo University of Strathclyde

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